3(x+1)+4(x+2)=5(x-1)+3

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Solution for 3(x+1)+4(x+2)=5(x-1)+3 equation:


Simplifying
3(x + 1) + 4(x + 2) = 5(x + -1) + 3

Reorder the terms:
3(1 + x) + 4(x + 2) = 5(x + -1) + 3
(1 * 3 + x * 3) + 4(x + 2) = 5(x + -1) + 3
(3 + 3x) + 4(x + 2) = 5(x + -1) + 3

Reorder the terms:
3 + 3x + 4(2 + x) = 5(x + -1) + 3
3 + 3x + (2 * 4 + x * 4) = 5(x + -1) + 3
3 + 3x + (8 + 4x) = 5(x + -1) + 3

Reorder the terms:
3 + 8 + 3x + 4x = 5(x + -1) + 3

Combine like terms: 3 + 8 = 11
11 + 3x + 4x = 5(x + -1) + 3

Combine like terms: 3x + 4x = 7x
11 + 7x = 5(x + -1) + 3

Reorder the terms:
11 + 7x = 5(-1 + x) + 3
11 + 7x = (-1 * 5 + x * 5) + 3
11 + 7x = (-5 + 5x) + 3

Reorder the terms:
11 + 7x = -5 + 3 + 5x

Combine like terms: -5 + 3 = -2
11 + 7x = -2 + 5x

Solving
11 + 7x = -2 + 5x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-5x' to each side of the equation.
11 + 7x + -5x = -2 + 5x + -5x

Combine like terms: 7x + -5x = 2x
11 + 2x = -2 + 5x + -5x

Combine like terms: 5x + -5x = 0
11 + 2x = -2 + 0
11 + 2x = -2

Add '-11' to each side of the equation.
11 + -11 + 2x = -2 + -11

Combine like terms: 11 + -11 = 0
0 + 2x = -2 + -11
2x = -2 + -11

Combine like terms: -2 + -11 = -13
2x = -13

Divide each side by '2'.
x = -6.5

Simplifying
x = -6.5

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